1 : a branch of science concerned with the interrelationship of organisms and their environments. 2 : the totality or pattern of relations between organisms and their environment. 3 : human ecology. 4 : environment, climate the moral ecology; also : an often delicate or intricate system or complex the ecology of language.
published its Final Rule in the Federal Register placing tramadol into Schedule IV effective August 18, 2014. (Tramadol is a centrally acting opioid analgesic first approved for use in the U.S. in 1995 under the name âUltramâ.
Addendum 7/3/2014: Updated to include information on prescribing and recordkeeping requirements.*. Today the Drug Enforcement Administration (DEA) published its decision to schedule tramadol as a Schedule IV controlled substance.The rule becomes effective August 18 of this year.ddendum 7/3/2014: Updated to include information on prescribing and recordkeeping requirements.*. Today the Drug Enforcement Administration (DEA) published its decision to schedule tramadol as a Schedule IV controlled substance.